U Series CE Family Product Manual, Rev. A

25

 

 

 

 

 

Word

Description

 

Value

 

 

 

 

 

 

 

 

 

 

0

Configuration information:

 

 

 

 

Bit 15: 0 = ATA; 1 = ATAPI

 

 

 

 

Bit 7: removable media

 

0C5AH

 

Bit 6: removable controller

 

 

 

 

Bit 0: reserved

 

 

 

 

 

 

 

 

1

Number of logical cylinders

 

16,383

 

 

 

 

 

2

ATA-reserved

 

0000H

 

 

 

 

 

3

Number of logical heads

 

16

 

 

 

 

 

4

Retired

 

0000H

 

 

 

 

5

Retired

 

0000H

 

 

 

 

 

6

Number of logical sectors per

 

 

 

 

logical track: 63

 

003FH

7–9

Retired

 

0000H

 

 

 

 

 

10–19

Serial number: (20 ASCII

 

 

 

 

characters, 0000H = none)

 

ASCII

20

Retired

 

0000H

 

 

 

 

21

Retired

 

0400H

 

 

 

 

22

Obsolete

 

0004H

 

 

 

 

 

23–26

Firmware revision (8 ASCII

 

 

 

 

character string, padded with

 

x.xx

 

blanks to end of string)

 

 

 

 

 

 

 

27–46

Drive model number: (40

 

ST380020ACE

 

ASCII characters, padded

 

ST360020ACE

 

with blanks to end of string)

 

ST340810ACE

 

 

ST320410ACE

 

 

 

 

 

 

 

 

47

Maximum sectors per inter-

 

 

 

 

rupt on Read multiple and

 

8020H

 

Write multiple (32)

 

 

 

 

 

 

 

48

Reserved

 

0000H

 

 

 

 

 

49

Standard Standby timer,

 

 

 

 

IORDY supported and may

 

2F00H

 

be disabled

 

 

 

 

 

 

 

 

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Image 33
Seagate ST380020ACE, ST320410ACE, ST340810ACE, ST360020ACE manual Word Description, 0C5AH